160+ calculators: take-home pay for 166 countries, mortgage, loan, VAT, BMI, dates, units, currency.
Connect Remote server
claude mcp add --transport http calcbright https://calcbright.com/mcp{
"mcpServers": {
"calcbright": {
"url": "https://calcbright.com/mcp"
}
}
}{
"servers": {
"calcbright": {
"type": "http",
"url": "https://calcbright.com/mcp"
}
}
}Settings > Connectors > Add custom connector
URL: https://calcbright.com/mcpTools 80 found in our last check
mortgage_calculator$400,000 home, 20% down at 7.32%: $2,198.18 a month before tax and insurance. Add escrow, PMI and extra payments, and see when PMI can be cancelled. Web page: https://calcbright.com/mortgage-calculator
loan_calculatorAED 100,000 at 3.99% flat over 4 years is AED 2,415.83 a month – really 7.46% reducing. Get the EMI, interest and schedule, with UAE and Saudi limits. Web page: https://calcbright.com/loan-calculator
compound_interest_calculator$10,000 plus $200 a month at 7% grows to $144,572.72 in 20 years, $86,572.72 of it interest. See the AER, the value after inflation and Gulf savings examples. Web page: https://calcbright.com/compound-interest-calculator
salary_calculator$25 an hour is $52,000 a year; AED 6,000 a month is AED 200 a day under Gulf labour rules. Convert pay between hourly, daily, weekly, monthly and annual. Web page: https://calcbright.com/salary-calculator
percentage_calculator5% of AED 1,200 is 60, and SAR 2,875 with 15% VAT was SAR 2,500 before tax. Seven percentage questions, from percent-of to reverse VAT, worked step by step. Web page: https://calcbright.com/percentage-calculator
age_calculatorBorn 15 March 1990? On 1 October 2026 you are 36 years, 6 months and 16 days old – and 37 in Hijri years. Exact age, birthday countdown and Umm al-Qura age. Web page: https://calcbright.com/age-calculator
bmi_calculator70 kg at 1.75 m is a BMI of 22.9. Check your Body Mass Index in kg/cm or lb/ft, the healthy weight range for your height, your BMR and daily calorie needs. Web page: https://calcbright.com/bmi-calculator
unit_converterConvert cm to inches, kg to lbs, °C to °F and more in 18 categories, from length and weight to torque, flow rate and density, using exact conversion factors. Web page: https://calcbright.com/unit-converter
currency_converterUSD 1,000 is always AED 3,672.50 and AED 10,000 is SAR 10,211.03 at the Gulf pegs. Convert 39 currencies at mid-market rates refreshed several times a day. Web page: https://calcbright.com/currency-converter
time_zone_converter9:00 AM in New York is 2:00 PM in London in summer. Convert any date and time between two cities with daylight saving applied for that date, plus a world clock. Web page: https://calcbright.com/time-zone-converter
401k_calculator$75,000 at 10% with a 50% match up to 6% grows to $2.3 million by 65. This 401k calculator applies the 2026 $24,500 limit, catch-ups and a stop age. Web page: https://calcbright.com/401k-calculator
amortization_calculator$300,000 at 6.5% for 30 years costs $382,636.71 in interest. This amortization calculator splits each payment and shows extra-payment and settlement savings. Web page: https://calcbright.com/amortization-calculator
annuity_calculator$100,000 at 5% pays $659.96 a month for 20 years. This annuity calculator also finds the lump sum for an income and the rate hidden in an insurer’s quote. Web page: https://calcbright.com/annuity-calculator
apr_calculatorA 2.99% flat loan with a 1.05% fee is really 6.19% APR. This APR calculator adds upfront fees, converts flat rates and shows the SAMA-style effective rate. Web page: https://calcbright.com/apr-calculator
area_calculatorArea of a rectangle, square, triangle, circle, trapezoid, parallelogram or ellipse from your measurements, with the formula and the working shown. Web page: https://calcbright.com/area-calculator
auto_loan_calculatorAED 96,000 at 2.49% flat over 5 years is AED 1,799.20 a month – really 4.72% APR. This car loan calculator adds VAT, trade-in and a final balloon payment. Web page: https://calcbright.com/auto-loan-calculator
average_calculatorPaste a list of numbers to get the mean, median, mode, range, sum and count at once – with the working for each, so you can see why mean and median differ. Web page: https://calcbright.com/average-calculator
bmr_calculatorYour basal metabolic rate from Mifflin–St Jeor, revised Harris–Benedict and Katch–McArdle side by side, plus daily calorie needs at five activity levels. Web page: https://calcbright.com/bmr-calculator
body_fat_calculatorBody fat % from a tape measure with the US Navy (Hodgdon–Beckett) formula: enter neck, waist and hips to get your ACE category, fat mass and lean mass. Web page: https://calcbright.com/body-fat-calculator
body_surface_area_calculatorA person 170 cm tall weighing 70 kg has a body surface area of 1.82 m² by the Mosteller formula. See Du Bois and Haycock results next to it, in metric or imperial. Web page: https://calcbright.com/body-surface-area-calculator
break_even_calculatorA Dubai café selling AED 21 coffees (5% VAT inside) with AED 85,000 of monthly costs breaks even at 6,297 cups. Get break even units, sales and target profit. Web page: https://calcbright.com/break-even-calculator
btu_calculatorSize an air conditioner or heater in BTU/h, tons and kW from room area, ceiling height, sun and occupants – with a Gulf climate setting for the UAE and Saudi. Web page: https://calcbright.com/btu-calculator
budget_calculatorAED 15,000 take-home with AED 66,000 rent and AED 4,000 of other needs is a 63/17/20 budget. Split pay by the 50/30/20 rule, real rent and remittances. Web page: https://calcbright.com/budget-calculator
business_days_calculatorJanuary 2026 has 22 Mon–Fri working days but 21 on Saudi Arabia’s Fri–Sat weekend. Count or add business days for any weekend, minus public holidays. Web page: https://calcbright.com/business-days-calculator
cagr_calculatorAED 1.2M to AED 1.65M in 6 years is a 5.45% CAGR, but 4.05% after buying and selling costs. Find CAGR, reverse CAGR, doubling time and real growth. Web page: https://calcbright.com/cagr-calculator
calorie_deficit_calculatorYour maintenance calories, a daily target for losing 0.25–1 kg (0.5–2 lb) a week and the weeks to your goal weight – never set below safe minimum intakes. Web page: https://calcbright.com/calorie-deficit-calculator
calories_burned_calculatorCalories burned walking, running, cycling, swimming, lifting and 20+ more activities, from Compendium MET values, your body weight and the time spent. Web page: https://calcbright.com/calories-burned-calculator
canadian_mortgage_calculator$600,000 with 10% down at 4.5% costs $3,081.41 a month once the $16,740 CMHC premium is added. Check the stress test, income needed and bi-weekly savings. Web page: https://calcbright.com/canadian-mortgage-calculator
capital_gains_tax_calculatorA $15,000 long-term gain costs a $75,000 earner $2,250 in 2026 federal tax. Short vs long term, 3.8% NIIT, home sale exclusion and the expat stacking rule. Web page: https://calcbright.com/capital-gains-tax-calculator
car_lease_calculatorA $35,000 car lease with $3,000 down, a 58% residual and a 0.0025 money factor costs $440.59 a month. See depreciation, rent charge and tax line by line. Web page: https://calcbright.com/car-lease-calculator
case_converterSwitch text to UPPER, lower, Title or Sentence case, or to camelCase, snake_case and kebab-case for code. It all runs in your browser; nothing is uploaded. Web page: https://calcbright.com/case-converter
cd_calculator$10,000 at 4.25% APY earns $425.00 in 12 months. This CD calculator shows interest for any term, APY vs APR, tax on interest and simple-interest deposits. Web page: https://calcbright.com/cd-calculator
circle_calculatorKnow a circle’s radius, diameter, circumference or area? Enter any one to get the other three, with the formulas, the working and answers in terms of π. Web page: https://calcbright.com/circle-calculator
color_converterConvert any color between HEX, RGB, HSL, HSV and CMYK, preview the swatch, check WCAG 2 contrast on white and black, and get a palette of tints and shades. Web page: https://calcbright.com/color-converter
commission_calculator5% commission on $25,000 of sales is $1,250. Work out flat or tiered commission, the rate behind a fee you paid, and Dubai or Saudi agent fees with VAT. Web page: https://calcbright.com/commission-calculator
concrete_calculatorConcrete for slabs, wall footings and post holes in cubic yards and cubic meters, plus how many 40, 60 or 80 lb or 25 kg premix bags to buy for the job. Web page: https://calcbright.com/concrete-calculator
confidence_interval_calculatorConfidence intervals for a mean (t or z) or a proportion (Wald and Wilson) at 80–99.9% confidence – margin of error, critical value and every step shown. Web page: https://calcbright.com/confidence-interval-calculator
cooking_converterCups, tablespoons and teaspoons to grams or ounces by each ingredient’s density – a cup of flour is 125 g, a cup of sugar 200 g. US cups, with charts. Web page: https://calcbright.com/cooking-converter
countdown_calculatorHow many days until Christmas, New Year or your own date? See the days, weeks, months and hours left – or the days since a date that has already passed. Web page: https://calcbright.com/countdown-calculator
credit_card_payoff_calculatorAED 10,000 at 3.25% a month on only the 5% minimum takes 9 years 9 months and AED 14,869.55 interest. Credit card payoff dates and payments for UAE, KSA, US. Web page: https://calcbright.com/credit-card-payoff-calculator
date_calculator1 January 2026 + 90 days = Wednesday 1 April (13 Shawwal 1447 AH). Add or subtract days, months or years, with the Hijri date and UAE and Saudi deadlines. Web page: https://calcbright.com/date-calculator
date_difference_calculator10 January to 10 July 2026 is 181 days, or 182 counting both dates – one short of the UAE’s 183-day tax test. Days, weeks, months and Gulf working days. Web page: https://calcbright.com/date-difference-calculator
day_of_week_calculatorWhat day of the week was it? Get the weekday for any date from 1000 to 9999 – birthdays, historic events, future plans – with Zeller’s working shown. Web page: https://calcbright.com/day-of-week-calculator
debt_payoff_calculator$22,600 of debt, $900 a month: debt-free in 30 months, $480.21 less interest with the avalanche. A debt payoff calculator for UAE card rates and loan fees. Web page: https://calcbright.com/debt-payoff-calculator
debt_to_income_calculatorA 35% debt-to-income ratio passes most US lenders. Gulf banks cap installments at 50% of salary in the UAE, 33.33% in Saudi Arabia and 40% in Kuwait. Web page: https://calcbright.com/debt-to-income-calculator
depreciation_calculator$50,000 less $5,000 salvage over 5 years is $9,000 a year. Depreciation calculator for straight-line, DDB, SYD, reducing balance and Saudi tax groups. Web page: https://calcbright.com/depreciation-calculator
discount_calculator50% off plus an extra 20% is 60% off, not 70%: AED 400 becomes AED 160. Discount calculator for the sale price, the % off between two prices and the original. Web page: https://calcbright.com/discount-calculator
dividend_yield_calculatorA $50 share paying $0.50 a quarter yields 4%, but only 2.80% for a Dubai resident after 30% US withholding. Dividend yield, income and the shares you need. Web page: https://calcbright.com/dividend-yield-calculator
dld_fee_calculatorA AED 2M Dubai home bought for cash costs AED 126,780 in fees (6.34%): the 4% DLD transfer fee, trustee office, title deed and 2% agent commission plus VAT. Web page: https://calcbright.com/dld-fee-calculator
down_payment_calculatorAED 1.5M Dubai flat: 20% down plus AED 115,170 fees = AED 415,170 cash. Down payment calculator with US, Canada, UAE and Saudi minimums and % from amount. Web page: https://calcbright.com/down-payment-calculator
dubai_mortgage_calculatorAED 1.6M over 25 years at 4.25% is AED 8,667.81 a month. Get your Dubai mortgage EMI, the Central Bank’s minimum down payment and the full cash needed. Web page: https://calcbright.com/dubai-mortgage-calculator
egypt_end_of_service_calculatorEGP 15,000 a month for 7 years: at least EGP 210,000 for an unjustified dismissal, plus EGP 45,000 if you got no notice – Egypt’s 2025 Labour Law. Web page: https://calcbright.com/egypt-end-of-service-calculator
egypt_social_insurance_calculatorOn an EGP 10,000 insurable wage you pay EGP 1,100 a month (11%) and your employer EGP 1,875 (18.75%). 2026 limits: EGP 2,700 to 16,700 under Law 148. Web page: https://calcbright.com/egypt-social-insurance-calculator
electricity_cost_calculatorA 1.5 kW AC run 10 hours a day adds AED 150.15 to a Dubai bill of 1,800 kWh. Appliance kWh and cost, DEWA slab bills and Saudi tariffs before and after 2027. Web page: https://calcbright.com/electricity-cost-calculator
exponent_calculatorExponent calculator for 8^(2/3), 2⁻³ or 2^100: handles negative, decimal and fractional powers and nth roots, with exact big integers and the rule used. Web page: https://calcbright.com/exponent-calculator
fd_calculatorFD calculator after TDS: ₹10 lakh at 6.5% for 3 years matures at ₹12,13,407.58 tax-free in an NRE FD, or ₹11,85,215.56 in an NRO FD at the UAE treaty rate. Web page: https://calcbright.com/fd-calculator
fha_loan_calculator$350,000 home, 3.5% down at 6.25%: $2,770.78 a month with $154.80 MIP. FHA payment with 1.75% upfront MIP, 2026 loan limits and a conventional comparison. Web page: https://calcbright.com/fha-loan-calculator
flooring_calculatorA 12 × 12 ft room with 10% waste needs 8 boxes of 20 sq ft. Turn room size into boxes of laminate, vinyl plank, tile or hardwood to buy, and the material cost. Web page: https://calcbright.com/flooring-calculator
fraction_calculatorType 1/2 + 3/4 or 2 3/8 ÷ 1 1/4 and get the answer in lowest terms, as a mixed number and as a decimal, with the common-denominator steps written out. Web page: https://calcbright.com/fraction-calculator
fuel_cost_calculatorDubai to Abu Dhabi and back (280 km) at 8 L/100 km costs AED 90.50 on Special 95 in November 2026. Price any trip in litres or mpg and split the cost. Web page: https://calcbright.com/fuel-cost-calculator
fuel_economy_converterConvert mpg to L/100km, km/L or UK mpg in one step: 30 mpg (US) is 7.84 L/100 km and 36.03 imperial mpg. Includes a reference chart for 4–12 L/100 km. Web page: https://calcbright.com/fuel-economy-converter
future_value_calculator$10,000 plus $200 a month at 6% grows to $50,969.84 in 10 years. Future value calculator with present value, annuity due and an inflation-adjusted figure. Web page: https://calcbright.com/future-value-calculator
gcc_gratuity_calculatorQAR 10,000 basic for 7 years earns QAR 49,000 in Qatar. End-of-service gratuity for Qatar, Kuwait, Bahrain and Oman, each under its own Labour Law article. Web page: https://calcbright.com/gcc-gratuity-calculator
gosi_calculatorSAR 12,500 basic + housing costs a Saudi SAR 1,218.75 a month in GOSI (9.75%). See the July 2026 new-entrant rate, the 2% for expats and the SAR 45,000 cap. Web page: https://calcbright.com/gosi-calculator
gpa_calculatorLetter grades A to F with plus and minus, weighted by credit hours, for up to 8 courses. Get this term’s GPA on the 4.0 scale and your new cumulative GPA. Web page: https://calcbright.com/gpa-calculator
grade_calculatorAt 88% with a final worth 25%, you need 96% on the final to finish with an A. Enter your grade, the exam weight and your target to see the score you need. Web page: https://calcbright.com/grade-calculator
gravel_calculatorA 10 × 10 ft bed 3 in deep takes 0.93 cubic yards of gravel – about 1.31 tons. Size gravel, stone, sand, topsoil or mulch orders in yards, m³, tons or bags. Web page: https://calcbright.com/gravel-calculator
gst_calculator18% GST on ₹10,000 is ₹1,800 – ₹900 CGST + ₹900 SGST. This GST calculator adds or removes tax at the 5%, 18%, 40% and 3% slabs, IGST and zero-rated exports. Web page: https://calcbright.com/gst-calculator
heart_rate_zone_calculatorZone 2 for a 30-year-old is 114–133 bpm by 220 − age. Get all five training zones from your age, using 220 − age or Tanaka, or personalise them with resting HR. Web page: https://calcbright.com/heart-rate-zone-calculator
height_converterConvert cm to feet and inches, or feet and inches to cm, using the exact 2.54 cm inch: 175 cm is 5 ft 8.9 in. Includes a height chart from 150 cm to 200 cm. Web page: https://calcbright.com/height-converter
heloc_calculator$50,000 on a HELOC at 7.5% costs $312.50 a month interest-only, then $402.80 – a 28.9% jump. See your credit limit, both payments and a rate-rise test. Web page: https://calcbright.com/heloc-calculator
hijri_date_converter1 Ramadan 1448 AH is Monday, 8 February 2027. Convert dates Hijri ↔ Gregorian on Saudi Arabia’s official Umm al-Qura calendar, with the weekday and Eid dates. Web page: https://calcbright.com/hijri-date-converter
holiday_entitlement_calculator28 days on a 5-day week, 16.8 on 3 days: UK statutory holiday by days or hours, pro-rata for starters and leavers, untaken days, and 12.07% irregular hours. Web page: https://calcbright.com/holiday-entitlement-calculator
home_affordability_calculator$100,000 a year buys about a $337,657 home under the 28/36 rule. This home affordability calculator also applies UAE limits: 50% of salary and an 80% loan. Web page: https://calcbright.com/home-affordability-calculator
hours_calculator9:00 to 5:30 with a 30-minute break is 8 hours a day, 40 a week. Total a time card in h:mm and decimal hours and check US, UAE or Saudi overtime limits. Web page: https://calcbright.com/hours-calculator
ideal_weight_calculatorAt 175 cm, the Devine formula puts a man’s ideal weight at 70.5 kg. Compare Robinson, Miller, Devine and Hamwi with the healthy BMI range for your height. Web page: https://calcbright.com/ideal-weight-calculator
income_tax_calculator$100,000 single owes $13,170 in 2026 federal tax – 13.17%, not 22%. IRS brackets, $16,100 standard deduction, $2,200 child credit and the 65+ deductions. Web page: https://calcbright.com/income-tax-calculator
inflation_calculatorAt 3% a year, $100 of shopping costs $134.39 in a decade. This inflation calculator projects prices in any currency and shows if your savings or salary keep up. Web page: https://calcbright.com/inflation-calculator
interest_only_mortgage_calculator£200,000 interest-only at 5% costs £833.33 a month, and the £200,000 is still owed at the end. See the payment after an IO period and the extra interest. Web page: https://calcbright.com/interest-only-mortgage-calculator
ip_subnet_calculatorPaste 192.168.1.10/24 or any IPv4 CIDR to get the network, broadcast, usable host range, subnet and wildcard masks in binary – then split it into equal subnets. Web page: https://calcbright.com/ip-subnet-calculator
Details
| Endpoint | https://calcbright.com/mcp (Streamable HTTP) |
| First published | 12 Oct 2026 |
| Last updated | 12 Oct 2026 |
| Registry name | com.calcbright/calcbright |
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